| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2026/3 | 37.9 | +34.5% |
| 2025/3 | 28.1 | +28.8% |
| 2024/3 | 21.9 | +0.7% |
| 2023/3 | 21.7 | -16.7% |
| 2022/3 | 26.0 | +85.8% |
| 2021/3 | 14.0 | -36.4% |
| 2020/3 | 22.0 | -8.4% |
| 2019/3 | 24.1 | -14.7% |
| 2018/3 | 28.2 | +11.3% |
| 2017/3 | 25.3 | -20.9% |
| 2016/3 | 32.0 | +6.8% |
| 2015/3 | 30.0 | +9.5% |
| 2014/3 | 27.4 | +5.4% |
| 2013/3 | 26.0 | +5.9% |
| 2012/3 | 24.5 | - |